From 871480933a1c28f8a9fed4c4d34d06c439a7a422 Mon Sep 17 00:00:00 2001
From: Srikant Patnaik
Date: Sun, 11 Jan 2015 12:28:04 +0530
Subject: Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
---
ANDROID_3.4.5/drivers/hwmon/adt7470.c | 1324 ---------------------------------
1 file changed, 1324 deletions(-)
delete mode 100644 ANDROID_3.4.5/drivers/hwmon/adt7470.c
(limited to 'ANDROID_3.4.5/drivers/hwmon/adt7470.c')
diff --git a/ANDROID_3.4.5/drivers/hwmon/adt7470.c b/ANDROID_3.4.5/drivers/hwmon/adt7470.c
deleted file mode 100644
index 54ec8905..00000000
--- a/ANDROID_3.4.5/drivers/hwmon/adt7470.c
+++ /dev/null
@@ -1,1324 +0,0 @@
-/*
- * A hwmon driver for the Analog Devices ADT7470
- * Copyright (C) 2007 IBM
- *
- * Author: Darrick J. Wong <djwong@us.ibm.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include <linux/module.h>
-#include <linux/jiffies.h>
-#include <linux/i2c.h>
-#include <linux/hwmon.h>
-#include <linux/hwmon-sysfs.h>
-#include <linux/err.h>
-#include <linux/mutex.h>
-#include <linux/delay.h>
-#include <linux/log2.h>
-#include <linux/kthread.h>
-#include <linux/slab.h>
-
-/* Addresses to scan */
-static const unsigned short normal_i2c[] = { 0x2C, 0x2E, 0x2F, I2C_CLIENT_END };
-
-/* ADT7470 registers */
-#define ADT7470_REG_BASE_ADDR 0x20
-#define ADT7470_REG_TEMP_BASE_ADDR 0x20
-#define ADT7470_REG_TEMP_MAX_ADDR 0x29
-#define ADT7470_REG_FAN_BASE_ADDR 0x2A
-#define ADT7470_REG_FAN_MAX_ADDR 0x31
-#define ADT7470_REG_PWM_BASE_ADDR 0x32
-#define ADT7470_REG_PWM_MAX_ADDR 0x35
-#define ADT7470_REG_PWM_MAX_BASE_ADDR 0x38
-#define ADT7470_REG_PWM_MAX_MAX_ADDR 0x3B
-#define ADT7470_REG_CFG 0x40
-#define ADT7470_FSPD_MASK 0x04
-#define ADT7470_REG_ALARM1 0x41
-#define ADT7470_R1T_ALARM 0x01
-#define ADT7470_R2T_ALARM 0x02
-#define ADT7470_R3T_ALARM 0x04
-#define ADT7470_R4T_ALARM 0x08
-#define ADT7470_R5T_ALARM 0x10
-#define ADT7470_R6T_ALARM 0x20
-#define ADT7470_R7T_ALARM 0x40
-#define ADT7470_OOL_ALARM 0x80
-#define ADT7470_REG_ALARM2 0x42
-#define ADT7470_R8T_ALARM 0x01
-#define ADT7470_R9T_ALARM 0x02
-#define ADT7470_R10T_ALARM 0x04
-#define ADT7470_FAN1_ALARM 0x10
-#define ADT7470_FAN2_ALARM 0x20
-#define ADT7470_FAN3_ALARM 0x40
-#define ADT7470_FAN4_ALARM 0x80
-#define ADT7470_REG_TEMP_LIMITS_BASE_ADDR 0x44
-#define ADT7470_REG_TEMP_LIMITS_MAX_ADDR 0x57
-#define ADT7470_REG_FAN_MIN_BASE_ADDR 0x58
-#define ADT7470_REG_FAN_MIN_MAX_ADDR 0x5F
-#define ADT7470_REG_FAN_MAX_BASE_ADDR 0x60
-#define ADT7470_REG_FAN_MAX_MAX_ADDR 0x67
-#define ADT7470_REG_PWM_CFG_BASE_ADDR 0x68
-#define ADT7470_REG_PWM12_CFG 0x68
-#define ADT7470_PWM2_AUTO_MASK 0x40
-#define ADT7470_PWM1_AUTO_MASK 0x80
-#define ADT7470_PWM_AUTO_MASK 0xC0
-#define ADT7470_REG_PWM34_CFG 0x69
-#define ADT7470_PWM3_AUTO_MASK 0x40
-#define ADT7470_PWM4_AUTO_MASK 0x80
-#define ADT7470_REG_PWM_MIN_BASE_ADDR 0x6A
-#define ADT7470_REG_PWM_MIN_MAX_ADDR 0x6D
-#define ADT7470_REG_PWM_TEMP_MIN_BASE_ADDR 0x6E
-#define ADT7470_REG_PWM_TEMP_MIN_MAX_ADDR 0x71
-#define ADT7470_REG_ACOUSTICS12 0x75
-#define ADT7470_REG_ACOUSTICS34 0x76
-#define ADT7470_REG_DEVICE 0x3D
-#define ADT7470_REG_VENDOR 0x3E
-#define ADT7470_REG_REVISION 0x3F
-#define ADT7470_REG_ALARM1_MASK 0x72
-#define ADT7470_REG_ALARM2_MASK 0x73
-#define ADT7470_REG_PWM_AUTO_TEMP_BASE_ADDR 0x7C
-#define ADT7470_REG_PWM_AUTO_TEMP_MAX_ADDR 0x7D
-#define ADT7470_REG_MAX_ADDR 0x81
-
-#define ADT7470_TEMP_COUNT 10
-#define ADT7470_TEMP_REG(x) (ADT7470_REG_TEMP_BASE_ADDR + (x))
-#define ADT7470_TEMP_MIN_REG(x) (ADT7470_REG_TEMP_LIMITS_BASE_ADDR + ((x) * 2))
-#define ADT7470_TEMP_MAX_REG(x) (ADT7470_REG_TEMP_LIMITS_BASE_ADDR + \
- ((x) * 2) + 1)
-
-#define ADT7470_FAN_COUNT 4
-#define ADT7470_REG_FAN(x) (ADT7470_REG_FAN_BASE_ADDR + ((x) * 2))
-#define ADT7470_REG_FAN_MIN(x) (ADT7470_REG_FAN_MIN_BASE_ADDR + ((x) * 2))
-#define ADT7470_REG_FAN_MAX(x) (ADT7470_REG_FAN_MAX_BASE_ADDR + ((x) * 2))
-
-#define ADT7470_PWM_COUNT 4
-#define ADT7470_REG_PWM(x) (ADT7470_REG_PWM_BASE_ADDR + (x))
-#define ADT7470_REG_PWM_MAX(x) (ADT7470_REG_PWM_MAX_BASE_ADDR + (x))
-#define ADT7470_REG_PWM_MIN(x) (ADT7470_REG_PWM_MIN_BASE_ADDR + (x))
-#define ADT7470_REG_PWM_TMIN(x) (ADT7470_REG_PWM_TEMP_MIN_BASE_ADDR + (x))
-#define ADT7470_REG_PWM_CFG(x) (ADT7470_REG_PWM_CFG_BASE_ADDR + ((x) / 2))
-#define ADT7470_REG_PWM_AUTO_TEMP(x) (ADT7470_REG_PWM_AUTO_TEMP_BASE_ADDR + \
- ((x) / 2))
-
-#define ALARM2(x) ((x) << 8)
-
-#define ADT7470_VENDOR 0x41
-#define ADT7470_DEVICE 0x70
-/* datasheet only mentions a revision 2 */
-#define ADT7470_REVISION 0x02
-
-/* "all temps" according to hwmon sysfs interface spec */
-#define ADT7470_PWM_ALL_TEMPS 0x3FF
-
-/* How often do we reread sensors values? (In jiffies) */
-#define SENSOR_REFRESH_INTERVAL (5 * HZ)
-
-/* How often do we reread sensor limit values? (In jiffies) */
-#define LIMIT_REFRESH_INTERVAL (60 * HZ)
-
-/* Wait at least 200ms per sensor for 10 sensors */
-#define TEMP_COLLECTION_TIME 2000
-
-/* auto update thing won't fire more than every 2s */
-#define AUTO_UPDATE_INTERVAL 2000
-
-/* datasheet says to divide this number by the fan reading to get fan rpm */
-#define FAN_PERIOD_TO_RPM(x) ((90000 * 60) / (x))
-#define FAN_RPM_TO_PERIOD FAN_PERIOD_TO_RPM
-#define FAN_PERIOD_INVALID 65535
-#define FAN_DATA_VALID(x) ((x) && (x) != FAN_PERIOD_INVALID)
-
-struct adt7470_data {
- struct device *hwmon_dev;
- struct attribute_group attrs;
- struct mutex lock;
- char sensors_valid;
- char limits_valid;
- unsigned long sensors_last_updated; /* In jiffies */
- unsigned long limits_last_updated; /* In jiffies */
-
- int num_temp_sensors; /* -1 = probe */
- int temperatures_probed;
-
- s8 temp[ADT7470_TEMP_COUNT];
- s8 temp_min[ADT7470_TEMP_COUNT];
- s8 temp_max[ADT7470_TEMP_COUNT];
- u16 fan[ADT7470_FAN_COUNT];
- u16 fan_min[ADT7470_FAN_COUNT];
- u16 fan_max[ADT7470_FAN_COUNT];
- u16 alarm;
- u16 alarms_mask;
- u8 force_pwm_max;
- u8 pwm[ADT7470_PWM_COUNT];
- u8 pwm_max[ADT7470_PWM_COUNT];
- u8 pwm_automatic[ADT7470_PWM_COUNT];
- u8 pwm_min[ADT7470_PWM_COUNT];
- s8 pwm_tmin[ADT7470_PWM_COUNT];
- u8 pwm_auto_temp[ADT7470_PWM_COUNT];
-
- struct task_struct *auto_update;
- struct completion auto_update_stop;
- unsigned int auto_update_interval;
-};
-
-static int adt7470_probe(struct i2c_client *client,
- const struct i2c_device_id *id);
-static int adt7470_detect(struct i2c_client *client,
- struct i2c_board_info *info);
-static int adt7470_remove(struct i2c_client *client);
-
-static const struct i2c_device_id adt7470_id[] = {
- { "adt7470", 0 },
- { }
-};
-MODULE_DEVICE_TABLE(i2c, adt7470_id);
-
-static struct i2c_driver adt7470_driver = {
- .class = I2C_CLASS_HWMON,
- .driver = {
- .name = "adt7470",
- },
- .probe = adt7470_probe,
- .remove = adt7470_remove,
- .id_table = adt7470_id,
- .detect = adt7470_detect,
- .address_list = normal_i2c,
-};
-
-/*
- * 16-bit registers on the ADT7470 are low-byte first. The data sheet says
- * that the low byte must be read before the high byte.
- */
-static inline int adt7470_read_word_data(struct i2c_client *client, u8 reg)
-{
- u16 foo;
- foo = i2c_smbus_read_byte_data(client, reg);
- foo |= ((u16)i2c_smbus_read_byte_data(client, reg + 1) << 8);
- return foo;
-}
-
-static inline int adt7470_write_word_data(struct i2c_client *client, u8 reg,
- u16 value)
-{
- return i2c_smbus_write_byte_data(client, reg, value & 0xFF)
- && i2c_smbus_write_byte_data(client, reg + 1, value >> 8);
-}
-
-static void adt7470_init_client(struct i2c_client *client)
-{
- int reg = i2c_smbus_read_byte_data(client, ADT7470_REG_CFG);
-
- if (reg < 0) {
- dev_err(&client->dev, "cannot read configuration register\n");
- } else {
- /* start monitoring (and do a self-test) */
- i2c_smbus_write_byte_data(client, ADT7470_REG_CFG, reg | 3);
- }
-}
-
-/* Probe for temperature sensors. Assumes lock is held */
-static int adt7470_read_temperatures(struct i2c_client *client,
- struct adt7470_data *data)
-{
- unsigned long res;
- int i;
- u8 cfg, pwm[4], pwm_cfg[2];
-
- /* save pwm[1-4] config register */
- pwm_cfg[0] = i2c_smbus_read_byte_data(client, ADT7470_REG_PWM_CFG(0));
- pwm_cfg[1] = i2c_smbus_read_byte_data(client, ADT7470_REG_PWM_CFG(2));
-
- /* set manual pwm to whatever it is set to now */
- for (i = 0; i < ADT7470_FAN_COUNT; i++)
- pwm[i] = i2c_smbus_read_byte_data(client, ADT7470_REG_PWM(i));
-
- /* put pwm in manual mode */
- i2c_smbus_write_byte_data(client, ADT7470_REG_PWM_CFG(0),
- pwm_cfg[0] & ~(ADT7470_PWM_AUTO_MASK));
- i2c_smbus_write_byte_data(client, ADT7470_REG_PWM_CFG(2),
- pwm_cfg[1] & ~(ADT7470_PWM_AUTO_MASK));
-
- /* write pwm control to whatever it was */
- for (i = 0; i < ADT7470_FAN_COUNT; i++)
- i2c_smbus_write_byte_data(client, ADT7470_REG_PWM(i), pwm[i]);
-
- /* start reading temperature sensors */
- cfg = i2c_smbus_read_byte_data(client, ADT7470_REG_CFG);
- cfg |= 0x80;
- i2c_smbus_write_byte_data(client, ADT7470_REG_CFG, cfg);
-
- /* Delay is 200ms * number of temp sensors. */
- res = msleep_interruptible((data->num_temp_sensors >= 0 ?
- data->num_temp_sensors * 200 :
- TEMP_COLLECTION_TIME));
-
- /* done reading temperature sensors */
- cfg = i2c_smbus_read_byte_data(client, ADT7470_REG_CFG);
- cfg &= ~0x80;
- i2c_smbus_write_byte_data(client, ADT7470_REG_CFG, cfg);
-
- /* restore pwm[1-4] config registers */
- i2c_smbus_write_byte_data(client, ADT7470_REG_PWM_CFG(0), pwm_cfg[0]);
- i2c_smbus_write_byte_data(client, ADT7470_REG_PWM_CFG(2), pwm_cfg[1]);
-
- if (res) {
- pr_err("ha ha, interrupted\n");
- return -EAGAIN;
- }
-
- /* Only count fans if we have to */
- if (data->num_temp_sensors >= 0)
- return 0;
-
- for (i = 0; i < ADT7470_TEMP_COUNT; i++) {
- data->temp[i] = i2c_smbus_read_byte_data(client,
- ADT7470_TEMP_REG(i));
- if (data->temp[i])
- data->num_temp_sensors = i + 1;
- }
- data->temperatures_probed = 1;
- return 0;
-}
-
-static int adt7470_update_thread(void *p)
-{
- struct i2c_client *client = p;
- struct adt7470_data *data = i2c_get_clientdata(client);
-
- while (!kthread_should_stop()) {
- mutex_lock(&data->lock);
- adt7470_read_temperatures(client, data);
- mutex_unlock(&data->lock);
- if (kthread_should_stop())
- break;
- msleep_interruptible(data->auto_update_interval);
- }
-
- complete_all(&data->auto_update_stop);
- return 0;
-}
-
-static struct adt7470_data *adt7470_update_device(struct device *dev)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- unsigned long local_jiffies = jiffies;
- u8 cfg;
- int i;
- int need_sensors = 1;
- int need_limits = 1;
-
- /*
- * Figure out if we need to update the shadow registers.
- * Lockless means that we may occasionally report out of
- * date data.
- */
- if (time_before(local_jiffies, data->sensors_last_updated +
- SENSOR_REFRESH_INTERVAL) &&
- data->sensors_valid)
- need_sensors = 0;
-
- if (time_before(local_jiffies, data->limits_last_updated +
- LIMIT_REFRESH_INTERVAL) &&
- data->limits_valid)
- need_limits = 0;
-
- if (!need_sensors && !need_limits)
- return data;
-
- mutex_lock(&data->lock);
- if (!need_sensors)
- goto no_sensor_update;
-
- if (!data->temperatures_probed)
- adt7470_read_temperatures(client, data);
- else
- for (i = 0; i < ADT7470_TEMP_COUNT; i++)
- data->temp[i] = i2c_smbus_read_byte_data(client,
- ADT7470_TEMP_REG(i));
-
- for (i = 0; i < ADT7470_FAN_COUNT; i++)
- data->fan[i] = adt7470_read_word_data(client,
- ADT7470_REG_FAN(i));
-
- for (i = 0; i < ADT7470_PWM_COUNT; i++) {
- int reg;
- int reg_mask;
-
- data->pwm[i] = i2c_smbus_read_byte_data(client,
- ADT7470_REG_PWM(i));
-
- if (i % 2)
- reg_mask = ADT7470_PWM2_AUTO_MASK;
- else
- reg_mask = ADT7470_PWM1_AUTO_MASK;
-
- reg = ADT7470_REG_PWM_CFG(i);
- if (i2c_smbus_read_byte_data(client, reg) & reg_mask)
- data->pwm_automatic[i] = 1;
- else
- data->pwm_automatic[i] = 0;
-
- reg = ADT7470_REG_PWM_AUTO_TEMP(i);
- cfg = i2c_smbus_read_byte_data(client, reg);
- if (!(i % 2))
- data->pwm_auto_temp[i] = cfg >> 4;
- else
- data->pwm_auto_temp[i] = cfg & 0xF;
- }
-
- if (i2c_smbus_read_byte_data(client, ADT7470_REG_CFG) &
- ADT7470_FSPD_MASK)
- data->force_pwm_max = 1;
- else
- data->force_pwm_max = 0;
-
- data->alarm = i2c_smbus_read_byte_data(client, ADT7470_REG_ALARM1);
- if (data->alarm & ADT7470_OOL_ALARM)
- data->alarm |= ALARM2(i2c_smbus_read_byte_data(client,
- ADT7470_REG_ALARM2));
- data->alarms_mask = adt7470_read_word_data(client,
- ADT7470_REG_ALARM1_MASK);
-
- data->sensors_last_updated = local_jiffies;
- data->sensors_valid = 1;
-
-no_sensor_update:
- if (!need_limits)
- goto out;
-
- for (i = 0; i < ADT7470_TEMP_COUNT; i++) {
- data->temp_min[i] = i2c_smbus_read_byte_data(client,
- ADT7470_TEMP_MIN_REG(i));
- data->temp_max[i] = i2c_smbus_read_byte_data(client,
- ADT7470_TEMP_MAX_REG(i));
- }
-
- for (i = 0; i < ADT7470_FAN_COUNT; i++) {
- data->fan_min[i] = adt7470_read_word_data(client,
- ADT7470_REG_FAN_MIN(i));
- data->fan_max[i] = adt7470_read_word_data(client,
- ADT7470_REG_FAN_MAX(i));
- }
-
- for (i = 0; i < ADT7470_PWM_COUNT; i++) {
- data->pwm_max[i] = i2c_smbus_read_byte_data(client,
- ADT7470_REG_PWM_MAX(i));
- data->pwm_min[i] = i2c_smbus_read_byte_data(client,
- ADT7470_REG_PWM_MIN(i));
- data->pwm_tmin[i] = i2c_smbus_read_byte_data(client,
- ADT7470_REG_PWM_TMIN(i));
- }
-
- data->limits_last_updated = local_jiffies;
- data->limits_valid = 1;
-
-out:
- mutex_unlock(&data->lock);
- return data;
-}
-
-static ssize_t show_auto_update_interval(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct adt7470_data *data = adt7470_update_device(dev);
- return sprintf(buf, "%d\n", data->auto_update_interval);
-}
-
-static ssize_t set_auto_update_interval(struct device *dev,
- struct device_attribute *devattr,
- const char *buf,
- size_t count)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- long temp;
-
- if (kstrtol(buf, 10, &temp))
- return -EINVAL;
-
- temp = SENSORS_LIMIT(temp, 0, 60000);
-
- mutex_lock(&data->lock);
- data->auto_update_interval = temp;
- mutex_unlock(&data->lock);
-
- return count;
-}
-
-static ssize_t show_num_temp_sensors(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct adt7470_data *data = adt7470_update_device(dev);
- return sprintf(buf, "%d\n", data->num_temp_sensors);
-}
-
-static ssize_t set_num_temp_sensors(struct device *dev,
- struct device_attribute *devattr,
- const char *buf,
- size_t count)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- long temp;
-
- if (kstrtol(buf, 10, &temp))
- return -EINVAL;
-
- temp = SENSORS_LIMIT(temp, -1, 10);
-
- mutex_lock(&data->lock);
- data->num_temp_sensors = temp;
- if (temp < 0)
- data->temperatures_probed = 0;
- mutex_unlock(&data->lock);
-
- return count;
-}
-
-static ssize_t show_temp_min(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
- return sprintf(buf, "%d\n", 1000 * data->temp_min[attr->index]);
-}
-
-static ssize_t set_temp_min(struct device *dev,
- struct device_attribute *devattr,
- const char *buf,
- size_t count)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- long temp;
-
- if (kstrtol(buf, 10, &temp))
- return -EINVAL;
-
- temp = DIV_ROUND_CLOSEST(temp, 1000);
- temp = SENSORS_LIMIT(temp, 0, 255);
-
- mutex_lock(&data->lock);
- data->temp_min[attr->index] = temp;
- i2c_smbus_write_byte_data(client, ADT7470_TEMP_MIN_REG(attr->index),
- temp);
- mutex_unlock(&data->lock);
-
- return count;
-}
-
-static ssize_t show_temp_max(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
- return sprintf(buf, "%d\n", 1000 * data->temp_max[attr->index]);
-}
-
-static ssize_t set_temp_max(struct device *dev,
- struct device_attribute *devattr,
- const char *buf,
- size_t count)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- long temp;
-
- if (kstrtol(buf, 10, &temp))
- return -EINVAL;
-
- temp = DIV_ROUND_CLOSEST(temp, 1000);
- temp = SENSORS_LIMIT(temp, 0, 255);
-
- mutex_lock(&data->lock);
- data->temp_max[attr->index] = temp;
- i2c_smbus_write_byte_data(client, ADT7470_TEMP_MAX_REG(attr->index),
- temp);
- mutex_unlock(&data->lock);
-
- return count;
-}
-
-static ssize_t show_temp(struct device *dev, struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
- return sprintf(buf, "%d\n", 1000 * data->temp[attr->index]);
-}
-
-static ssize_t show_alarm_mask(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct adt7470_data *data = adt7470_update_device(dev);
-
- return sprintf(buf, "%x\n", data->alarms_mask);
-}
-
-static ssize_t show_fan_max(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
-
- if (FAN_DATA_VALID(data->fan_max[attr->index]))
- return sprintf(buf, "%d\n",
- FAN_PERIOD_TO_RPM(data->fan_max[attr->index]));
- else
- return sprintf(buf, "0\n");
-}
-
-static ssize_t set_fan_max(struct device *dev,
- struct device_attribute *devattr,
- const char *buf, size_t count)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- long temp;
-
- if (kstrtol(buf, 10, &temp) || !temp)
- return -EINVAL;
-
- temp = FAN_RPM_TO_PERIOD(temp);
- temp = SENSORS_LIMIT(temp, 1, 65534);
-
- mutex_lock(&data->lock);
- data->fan_max[attr->index] = temp;
- adt7470_write_word_data(client, ADT7470_REG_FAN_MAX(attr->index), temp);
- mutex_unlock(&data->lock);
-
- return count;
-}
-
-static ssize_t show_fan_min(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
-
- if (FAN_DATA_VALID(data->fan_min[attr->index]))
- return sprintf(buf, "%d\n",
- FAN_PERIOD_TO_RPM(data->fan_min[attr->index]));
- else
- return sprintf(buf, "0\n");
-}
-
-static ssize_t set_fan_min(struct device *dev,
- struct device_attribute *devattr,
- const char *buf, size_t count)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- long temp;
-
- if (kstrtol(buf, 10, &temp) || !temp)
- return -EINVAL;
-
- temp = FAN_RPM_TO_PERIOD(temp);
- temp = SENSORS_LIMIT(temp, 1, 65534);
-
- mutex_lock(&data->lock);
- data->fan_min[attr->index] = temp;
- adt7470_write_word_data(client, ADT7470_REG_FAN_MIN(attr->index), temp);
- mutex_unlock(&data->lock);
-
- return count;
-}
-
-static ssize_t show_fan(struct device *dev, struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
-
- if (FAN_DATA_VALID(data->fan[attr->index]))
- return sprintf(buf, "%d\n",
- FAN_PERIOD_TO_RPM(data->fan[attr->index]));
- else
- return sprintf(buf, "0\n");
-}
-
-static ssize_t show_force_pwm_max(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct adt7470_data *data = adt7470_update_device(dev);
- return sprintf(buf, "%d\n", data->force_pwm_max);
-}
-
-static ssize_t set_force_pwm_max(struct device *dev,
- struct device_attribute *devattr,
- const char *buf,
- size_t count)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- long temp;
- u8 reg;
-
- if (kstrtol(buf, 10, &temp))
- return -EINVAL;
-
- mutex_lock(&data->lock);
- data->force_pwm_max = temp;
- reg = i2c_smbus_read_byte_data(client, ADT7470_REG_CFG);
- if (temp)
- reg |= ADT7470_FSPD_MASK;
- else
- reg &= ~ADT7470_FSPD_MASK;
- i2c_smbus_write_byte_data(client, ADT7470_REG_CFG, reg);
- mutex_unlock(&data->lock);
-
- return count;
-}
-
-static ssize_t show_pwm(struct device *dev, struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
- return sprintf(buf, "%d\n", data->pwm[attr->index]);
-}
-
-static ssize_t set_pwm(struct device *dev, struct device_attribute *devattr,
- const char *buf, size_t count)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- long temp;
-
- if (kstrtol(buf, 10, &temp))
- return -EINVAL;
-
- temp = SENSORS_LIMIT(temp, 0, 255);
-
- mutex_lock(&data->lock);
- data->pwm[attr->index] = temp;
- i2c_smbus_write_byte_data(client, ADT7470_REG_PWM(attr->index), temp);
- mutex_unlock(&data->lock);
-
- return count;
-}
-
-static ssize_t show_pwm_max(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
- return sprintf(buf, "%d\n", data->pwm_max[attr->index]);
-}
-
-static ssize_t set_pwm_max(struct device *dev,
- struct device_attribute *devattr,
- const char *buf,
- size_t count)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- long temp;
-
- if (kstrtol(buf, 10, &temp))
- return -EINVAL;
-
- temp = SENSORS_LIMIT(temp, 0, 255);
-
- mutex_lock(&data->lock);
- data->pwm_max[attr->index] = temp;
- i2c_smbus_write_byte_data(client, ADT7470_REG_PWM_MAX(attr->index),
- temp);
- mutex_unlock(&data->lock);
-
- return count;
-}
-
-static ssize_t show_pwm_min(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
- return sprintf(buf, "%d\n", data->pwm_min[attr->index]);
-}
-
-static ssize_t set_pwm_min(struct device *dev,
- struct device_attribute *devattr,
- const char *buf,
- size_t count)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- long temp;
-
- if (kstrtol(buf, 10, &temp))
- return -EINVAL;
-
- temp = SENSORS_LIMIT(temp, 0, 255);
-
- mutex_lock(&data->lock);
- data->pwm_min[attr->index] = temp;
- i2c_smbus_write_byte_data(client, ADT7470_REG_PWM_MIN(attr->index),
- temp);
- mutex_unlock(&data->lock);
-
- return count;
-}
-
-static ssize_t show_pwm_tmax(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
- /* the datasheet says that tmax = tmin + 20C */
- return sprintf(buf, "%d\n", 1000 * (20 + data->pwm_tmin[attr->index]));
-}
-
-static ssize_t show_pwm_tmin(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
- return sprintf(buf, "%d\n", 1000 * data->pwm_tmin[attr->index]);
-}
-
-static ssize_t set_pwm_tmin(struct device *dev,
- struct device_attribute *devattr,
- const char *buf,
- size_t count)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- long temp;
-
- if (kstrtol(buf, 10, &temp))
- return -EINVAL;
-
- temp = DIV_ROUND_CLOSEST(temp, 1000);
- temp = SENSORS_LIMIT(temp, 0, 255);
-
- mutex_lock(&data->lock);
- data->pwm_tmin[attr->index] = temp;
- i2c_smbus_write_byte_data(client, ADT7470_REG_PWM_TMIN(attr->index),
- temp);
- mutex_unlock(&data->lock);
-
- return count;
-}
-
-static ssize_t show_pwm_auto(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
- return sprintf(buf, "%d\n", 1 + data->pwm_automatic[attr->index]);
-}
-
-static ssize_t set_pwm_auto(struct device *dev,
- struct device_attribute *devattr,
- const char *buf,
- size_t count)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- int pwm_auto_reg = ADT7470_REG_PWM_CFG(attr->index);
- int pwm_auto_reg_mask;
- long temp;
- u8 reg;
-
- if (kstrtol(buf, 10, &temp))
- return -EINVAL;
-
- if (attr->index % 2)
- pwm_auto_reg_mask = ADT7470_PWM2_AUTO_MASK;
- else
- pwm_auto_reg_mask = ADT7470_PWM1_AUTO_MASK;
-
- if (temp != 2 && temp != 1)
- return -EINVAL;
- temp--;
-
- mutex_lock(&data->lock);
- data->pwm_automatic[attr->index] = temp;
- reg = i2c_smbus_read_byte_data(client, pwm_auto_reg);
- if (temp)
- reg |= pwm_auto_reg_mask;
- else
- reg &= ~pwm_auto_reg_mask;
- i2c_smbus_write_byte_data(client, pwm_auto_reg, reg);
- mutex_unlock(&data->lock);
-
- return count;
-}
-
-static ssize_t show_pwm_auto_temp(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
- u8 ctrl = data->pwm_auto_temp[attr->index];
-
- if (ctrl)
- return sprintf(buf, "%d\n", 1 << (ctrl - 1));
- else
- return sprintf(buf, "%d\n", ADT7470_PWM_ALL_TEMPS);
-}
-
-static int cvt_auto_temp(int input)
-{
- if (input == ADT7470_PWM_ALL_TEMPS)
- return 0;
- if (input < 1 || !is_power_of_2(input))
- return -EINVAL;
- return ilog2(input) + 1;
-}
-
-static ssize_t set_pwm_auto_temp(struct device *dev,
- struct device_attribute *devattr,
- const char *buf,
- size_t count)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct i2c_client *client = to_i2c_client(dev);
- struct adt7470_data *data = i2c_get_clientdata(client);
- int pwm_auto_reg = ADT7470_REG_PWM_AUTO_TEMP(attr->index);
- long temp;
- u8 reg;
-
- if (kstrtol(buf, 10, &temp))
- return -EINVAL;
-
- temp = cvt_auto_temp(temp);
- if (temp < 0)
- return temp;
-
- mutex_lock(&data->lock);
- data->pwm_automatic[attr->index] = temp;
- reg = i2c_smbus_read_byte_data(client, pwm_auto_reg);
-
- if (!(attr->index % 2)) {
- reg &= 0xF;
- reg |= (temp << 4) & 0xF0;
- } else {
- reg &= 0xF0;
- reg |= temp & 0xF;
- }
-
- i2c_smbus_write_byte_data(client, pwm_auto_reg, reg);
- mutex_unlock(&data->lock);
-
- return count;
-}
-
-static ssize_t show_alarm(struct device *dev,
- struct device_attribute *devattr,
- char *buf)
-{
- struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
- struct adt7470_data *data = adt7470_update_device(dev);
-
- if (data->alarm & attr->index)
- return sprintf(buf, "1\n");
- else
- return sprintf(buf, "0\n");
-}
-
-static DEVICE_ATTR(alarm_mask, S_IRUGO, show_alarm_mask, NULL);
-static DEVICE_ATTR(num_temp_sensors, S_IWUSR | S_IRUGO, show_num_temp_sensors,
- set_num_temp_sensors);
-static DEVICE_ATTR(auto_update_interval, S_IWUSR | S_IRUGO,
- show_auto_update_interval, set_auto_update_interval);
-
-static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp_max,
- set_temp_max, 0);
-static SENSOR_DEVICE_ATTR(temp2_max, S_IWUSR | S_IRUGO, show_temp_max,
- set_temp_max, 1);
-static SENSOR_DEVICE_ATTR(temp3_max, S_IWUSR | S_IRUGO, show_temp_max,
- set_temp_max, 2);
-static SENSOR_DEVICE_ATTR(temp4_max, S_IWUSR | S_IRUGO, show_temp_max,
- set_temp_max, 3);
-static SENSOR_DEVICE_ATTR(temp5_max, S_IWUSR | S_IRUGO, show_temp_max,
- set_temp_max, 4);
-static SENSOR_DEVICE_ATTR(temp6_max, S_IWUSR | S_IRUGO, show_temp_max,
- set_temp_max, 5);
-static SENSOR_DEVICE_ATTR(temp7_max, S_IWUSR | S_IRUGO, show_temp_max,
- set_temp_max, 6);
-static SENSOR_DEVICE_ATTR(temp8_max, S_IWUSR | S_IRUGO, show_temp_max,
- set_temp_max, 7);
-static SENSOR_DEVICE_ATTR(temp9_max, S_IWUSR | S_IRUGO, show_temp_max,
- set_temp_max, 8);
-static SENSOR_DEVICE_ATTR(temp10_max, S_IWUSR | S_IRUGO, show_temp_max,
- set_temp_max, 9);
-
-static SENSOR_DEVICE_ATTR(temp1_min, S_IWUSR | S_IRUGO, show_temp_min,
- set_temp_min, 0);
-static SENSOR_DEVICE_ATTR(temp2_min, S_IWUSR | S_IRUGO, show_temp_min,
- set_temp_min, 1);
-static SENSOR_DEVICE_ATTR(temp3_min, S_IWUSR | S_IRUGO, show_temp_min,
- set_temp_min, 2);
-static SENSOR_DEVICE_ATTR(temp4_min, S_IWUSR | S_IRUGO, show_temp_min,
- set_temp_min, 3);
-static SENSOR_DEVICE_ATTR(temp5_min, S_IWUSR | S_IRUGO, show_temp_min,
- set_temp_min, 4);
-static SENSOR_DEVICE_ATTR(temp6_min, S_IWUSR | S_IRUGO, show_temp_min,
- set_temp_min, 5);
-static SENSOR_DEVICE_ATTR(temp7_min, S_IWUSR | S_IRUGO, show_temp_min,
- set_temp_min, 6);
-static SENSOR_DEVICE_ATTR(temp8_min, S_IWUSR | S_IRUGO, show_temp_min,
- set_temp_min, 7);
-static SENSOR_DEVICE_ATTR(temp9_min, S_IWUSR | S_IRUGO, show_temp_min,
- set_temp_min, 8);
-static SENSOR_DEVICE_ATTR(temp10_min, S_IWUSR | S_IRUGO, show_temp_min,
- set_temp_min, 9);
-
-static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0);
-static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 1);
-static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 2);
-static SENSOR_DEVICE_ATTR(temp4_input, S_IRUGO, show_temp, NULL, 3);
-static SENSOR_DEVICE_ATTR(temp5_input, S_IRUGO, show_temp, NULL, 4);
-static SENSOR_DEVICE_ATTR(temp6_input, S_IRUGO, show_temp, NULL, 5);
-static SENSOR_DEVICE_ATTR(temp7_input, S_IRUGO, show_temp, NULL, 6);
-static SENSOR_DEVICE_ATTR(temp8_input, S_IRUGO, show_temp, NULL, 7);
-static SENSOR_DEVICE_ATTR(temp9_input, S_IRUGO, show_temp, NULL, 8);
-static SENSOR_DEVICE_ATTR(temp10_input, S_IRUGO, show_temp, NULL, 9);
-
-static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL,
- ADT7470_R1T_ALARM);
-static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL,
- ADT7470_R2T_ALARM);
-static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL,
- ADT7470_R3T_ALARM);
-static SENSOR_DEVICE_ATTR(temp4_alarm, S_IRUGO, show_alarm, NULL,
- ADT7470_R4T_ALARM);
-static SENSOR_DEVICE_ATTR(temp5_alarm, S_IRUGO, show_alarm, NULL,
- ADT7470_R5T_ALARM);
-static SENSOR_DEVICE_ATTR(temp6_alarm, S_IRUGO, show_alarm, NULL,
- ADT7470_R6T_ALARM);
-static SENSOR_DEVICE_ATTR(temp7_alarm, S_IRUGO, show_alarm, NULL,
- ADT7470_R7T_ALARM);
-static SENSOR_DEVICE_ATTR(temp8_alarm, S_IRUGO, show_alarm, NULL,
- ALARM2(ADT7470_R8T_ALARM));
-static SENSOR_DEVICE_ATTR(temp9_alarm, S_IRUGO, show_alarm, NULL,
- ALARM2(ADT7470_R9T_ALARM));
-static SENSOR_DEVICE_ATTR(temp10_alarm, S_IRUGO, show_alarm, NULL,
- ALARM2(ADT7470_R10T_ALARM));
-
-static SENSOR_DEVICE_ATTR(fan1_max, S_IWUSR | S_IRUGO, show_fan_max,
- set_fan_max, 0);
-static SENSOR_DEVICE_ATTR(fan2_max, S_IWUSR | S_IRUGO, show_fan_max,
- set_fan_max, 1);
-static SENSOR_DEVICE_ATTR(fan3_max, S_IWUSR | S_IRUGO, show_fan_max,
- set_fan_max, 2);
-static SENSOR_DEVICE_ATTR(fan4_max, S_IWUSR | S_IRUGO, show_fan_max,
- set_fan_max, 3);
-
-static SENSOR_DEVICE_ATTR(fan1_min, S_IWUSR | S_IRUGO, show_fan_min,
- set_fan_min, 0);
-static SENSOR_DEVICE_ATTR(fan2_min, S_IWUSR | S_IRUGO, show_fan_min,
- set_fan_min, 1);
-static SENSOR_DEVICE_ATTR(fan3_min, S_IWUSR | S_IRUGO, show_fan_min,
- set_fan_min, 2);
-static SENSOR_DEVICE_ATTR(fan4_min, S_IWUSR | S_IRUGO, show_fan_min,
- set_fan_min, 3);
-
-static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, show_fan, NULL, 0);
-static SENSOR_DEVICE_ATTR(fan2_input, S_IRUGO, show_fan, NULL, 1);
-static SENSOR_DEVICE_ATTR(fan3_input, S_IRUGO, show_fan, NULL, 2);
-static SENSOR_DEVICE_ATTR(fan4_input, S_IRUGO, show_fan, NULL, 3);
-
-static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL,
- ALARM2(ADT7470_FAN1_ALARM));
-static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL,
- ALARM2(ADT7470_FAN2_ALARM));
-static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL,
- ALARM2(ADT7470_FAN3_ALARM));
-static SENSOR_DEVICE_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL,
- ALARM2(ADT7470_FAN4_ALARM));
-
-static SENSOR_DEVICE_ATTR(force_pwm_max, S_IWUSR | S_IRUGO,
- show_force_pwm_max, set_force_pwm_max, 0);
-
-static SENSOR_DEVICE_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 0);
-static SENSOR_DEVICE_ATTR(pwm2, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 1);
-static SENSOR_DEVICE_ATTR(pwm3, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 2);
-static SENSOR_DEVICE_ATTR(pwm4, S_IWUSR | S_IRUGO, show_pwm, set_pwm, 3);
-
-static SENSOR_DEVICE_ATTR(pwm1_auto_point1_pwm, S_IWUSR | S_IRUGO,
- show_pwm_min, set_pwm_min, 0);
-static SENSOR_DEVICE_ATTR(pwm2_auto_point1_pwm, S_IWUSR | S_IRUGO,
- show_pwm_min, set_pwm_min, 1);
-static SENSOR_DEVICE_ATTR(pwm3_auto_point1_pwm, S_IWUSR | S_IRUGO,
- show_pwm_min, set_pwm_min, 2);
-static SENSOR_DEVICE_ATTR(pwm4_auto_point1_pwm, S_IWUSR | S_IRUGO,
- show_pwm_min, set_pwm_min, 3);
-
-static SENSOR_DEVICE_ATTR(pwm1_auto_point2_pwm, S_IWUSR | S_IRUGO,
- show_pwm_max, set_pwm_max, 0);
-static SENSOR_DEVICE_ATTR(pwm2_auto_point2_pwm, S_IWUSR | S_IRUGO,
- show_pwm_max, set_pwm_max, 1);
-static SENSOR_DEVICE_ATTR(pwm3_auto_point2_pwm, S_IWUSR | S_IRUGO,
- show_pwm_max, set_pwm_max, 2);
-static SENSOR_DEVICE_ATTR(pwm4_auto_point2_pwm, S_IWUSR | S_IRUGO,
- show_pwm_max, set_pwm_max, 3);
-
-static SENSOR_DEVICE_ATTR(pwm1_auto_point1_temp, S_IWUSR | S_IRUGO,
- show_pwm_tmin, set_pwm_tmin, 0);
-static SENSOR_DEVICE_ATTR(pwm2_auto_point1_temp, S_IWUSR | S_IRUGO,
- show_pwm_tmin, set_pwm_tmin, 1);
-static SENSOR_DEVICE_ATTR(pwm3_auto_point1_temp, S_IWUSR | S_IRUGO,
- show_pwm_tmin, set_pwm_tmin, 2);
-static SENSOR_DEVICE_ATTR(pwm4_auto_point1_temp, S_IWUSR | S_IRUGO,
- show_pwm_tmin, set_pwm_tmin, 3);
-
-static SENSOR_DEVICE_ATTR(pwm1_auto_point2_temp, S_IRUGO, show_pwm_tmax,
- NULL, 0);
-static SENSOR_DEVICE_ATTR(pwm2_auto_point2_temp, S_IRUGO, show_pwm_tmax,
- NULL, 1);
-static SENSOR_DEVICE_ATTR(pwm3_auto_point2_temp, S_IRUGO, show_pwm_tmax,
- NULL, 2);
-static SENSOR_DEVICE_ATTR(pwm4_auto_point2_temp, S_IRUGO, show_pwm_tmax,
- NULL, 3);
-
-static SENSOR_DEVICE_ATTR(pwm1_enable, S_IWUSR | S_IRUGO, show_pwm_auto,
- set_pwm_auto, 0);
-static SENSOR_DEVICE_ATTR(pwm2_enable, S_IWUSR | S_IRUGO, show_pwm_auto,
- set_pwm_auto, 1);
-static SENSOR_DEVICE_ATTR(pwm3_enable, S_IWUSR | S_IRUGO, show_pwm_auto,
- set_pwm_auto, 2);
-static SENSOR_DEVICE_ATTR(pwm4_enable, S_IWUSR | S_IRUGO, show_pwm_auto,
- set_pwm_auto, 3);
-
-static SENSOR_DEVICE_ATTR(pwm1_auto_channels_temp, S_IWUSR | S_IRUGO,
- show_pwm_auto_temp, set_pwm_auto_temp, 0);
-static SENSOR_DEVICE_ATTR(pwm2_auto_channels_temp, S_IWUSR | S_IRUGO,
- show_pwm_auto_temp, set_pwm_auto_temp, 1);
-static SENSOR_DEVICE_ATTR(pwm3_auto_channels_temp, S_IWUSR | S_IRUGO,
- show_pwm_auto_temp, set_pwm_auto_temp, 2);
-static SENSOR_DEVICE_ATTR(pwm4_auto_channels_temp, S_IWUSR | S_IRUGO,
- show_pwm_auto_temp, set_pwm_auto_temp, 3);
-
-static struct attribute *adt7470_attr[] = {
- &dev_attr_alarm_mask.attr,
- &dev_attr_num_temp_sensors.attr,
- &dev_attr_auto_update_interval.attr,
- &sensor_dev_attr_temp1_max.dev_attr.attr,
- &sensor_dev_attr_temp2_max.dev_attr.attr,
- &sensor_dev_attr_temp3_max.dev_attr.attr,
- &sensor_dev_attr_temp4_max.dev_attr.attr,
- &sensor_dev_attr_temp5_max.dev_attr.attr,
- &sensor_dev_attr_temp6_max.dev_attr.attr,
- &sensor_dev_attr_temp7_max.dev_attr.attr,
- &sensor_dev_attr_temp8_max.dev_attr.attr,
- &sensor_dev_attr_temp9_max.dev_attr.attr,
- &sensor_dev_attr_temp10_max.dev_attr.attr,
- &sensor_dev_attr_temp1_min.dev_attr.attr,
- &sensor_dev_attr_temp2_min.dev_attr.attr,
- &sensor_dev_attr_temp3_min.dev_attr.attr,
- &sensor_dev_attr_temp4_min.dev_attr.attr,
- &sensor_dev_attr_temp5_min.dev_attr.attr,
- &sensor_dev_attr_temp6_min.dev_attr.attr,
- &sensor_dev_attr_temp7_min.dev_attr.attr,
- &sensor_dev_attr_temp8_min.dev_attr.attr,
- &sensor_dev_attr_temp9_min.dev_attr.attr,
- &sensor_dev_attr_temp10_min.dev_attr.attr,
- &sensor_dev_attr_temp1_input.dev_attr.attr,
- &sensor_dev_attr_temp2_input.dev_attr.attr,
- &sensor_dev_attr_temp3_input.dev_attr.attr,
- &sensor_dev_attr_temp4_input.dev_attr.attr,
- &sensor_dev_attr_temp5_input.dev_attr.attr,
- &sensor_dev_attr_temp6_input.dev_attr.attr,
- &sensor_dev_attr_temp7_input.dev_attr.attr,
- &sensor_dev_attr_temp8_input.dev_attr.attr,
- &sensor_dev_attr_temp9_input.dev_attr.attr,
- &sensor_dev_attr_temp10_input.dev_attr.attr,
- &sensor_dev_attr_temp1_alarm.dev_attr.attr,
- &sensor_dev_attr_temp2_alarm.dev_attr.attr,
- &sensor_dev_attr_temp3_alarm.dev_attr.attr,
- &sensor_dev_attr_temp4_alarm.dev_attr.attr,
- &sensor_dev_attr_temp5_alarm.dev_attr.attr,
- &sensor_dev_attr_temp6_alarm.dev_attr.attr,
- &sensor_dev_attr_temp7_alarm.dev_attr.attr,
- &sensor_dev_attr_temp8_alarm.dev_attr.attr,
- &sensor_dev_attr_temp9_alarm.dev_attr.attr,
- &sensor_dev_attr_temp10_alarm.dev_attr.attr,
- &sensor_dev_attr_fan1_max.dev_attr.attr,
- &sensor_dev_attr_fan2_max.dev_attr.attr,
- &sensor_dev_attr_fan3_max.dev_attr.attr,
- &sensor_dev_attr_fan4_max.dev_attr.attr,
- &sensor_dev_attr_fan1_min.dev_attr.attr,
- &sensor_dev_attr_fan2_min.dev_attr.attr,
- &sensor_dev_attr_fan3_min.dev_attr.attr,
- &sensor_dev_attr_fan4_min.dev_attr.attr,
- &sensor_dev_attr_fan1_input.dev_attr.attr,
- &sensor_dev_attr_fan2_input.dev_attr.attr,
- &sensor_dev_attr_fan3_input.dev_attr.attr,
- &sensor_dev_attr_fan4_input.dev_attr.attr,
- &sensor_dev_attr_fan1_alarm.dev_attr.attr,
- &sensor_dev_attr_fan2_alarm.dev_attr.attr,
- &sensor_dev_attr_fan3_alarm.dev_attr.attr,
- &sensor_dev_attr_fan4_alarm.dev_attr.attr,
- &sensor_dev_attr_force_pwm_max.dev_attr.attr,
- &sensor_dev_attr_pwm1.dev_attr.attr,
- &sensor_dev_attr_pwm2.dev_attr.attr,
- &sensor_dev_attr_pwm3.dev_attr.attr,
- &sensor_dev_attr_pwm4.dev_attr.attr,
- &sensor_dev_attr_pwm1_auto_point1_pwm.dev_attr.attr,
- &sensor_dev_attr_pwm2_auto_point1_pwm.dev_attr.attr,
- &sensor_dev_attr_pwm3_auto_point1_pwm.dev_attr.attr,
- &sensor_dev_attr_pwm4_auto_point1_pwm.dev_attr.attr,
- &sensor_dev_attr_pwm1_auto_point2_pwm.dev_attr.attr,
- &sensor_dev_attr_pwm2_auto_point2_pwm.dev_attr.attr,
- &sensor_dev_attr_pwm3_auto_point2_pwm.dev_attr.attr,
- &sensor_dev_attr_pwm4_auto_point2_pwm.dev_attr.attr,
- &sensor_dev_attr_pwm1_auto_point1_temp.dev_attr.attr,
- &sensor_dev_attr_pwm2_auto_point1_temp.dev_attr.attr,
- &sensor_dev_attr_pwm3_auto_point1_temp.dev_attr.attr,
- &sensor_dev_attr_pwm4_auto_point1_temp.dev_attr.attr,
- &sensor_dev_attr_pwm1_auto_point2_temp.dev_attr.attr,
- &sensor_dev_attr_pwm2_auto_point2_temp.dev_attr.attr,
- &sensor_dev_attr_pwm3_auto_point2_temp.dev_attr.attr,
- &sensor_dev_attr_pwm4_auto_point2_temp.dev_attr.attr,
- &sensor_dev_attr_pwm1_enable.dev_attr.attr,
- &sensor_dev_attr_pwm2_enable.dev_attr.attr,
- &sensor_dev_attr_pwm3_enable.dev_attr.attr,
- &sensor_dev_attr_pwm4_enable.dev_attr.attr,
- &sensor_dev_attr_pwm1_auto_channels_temp.dev_attr.attr,
- &sensor_dev_attr_pwm2_auto_channels_temp.dev_attr.attr,
- &sensor_dev_attr_pwm3_auto_channels_temp.dev_attr.attr,
- &sensor_dev_attr_pwm4_auto_channels_temp.dev_attr.attr,
- NULL
-};
-
-/* Return 0 if detection is successful, -ENODEV otherwise */
-static int adt7470_detect(struct i2c_client *client,
- struct i2c_board_info *info)
-{
- struct i2c_adapter *adapter = client->adapter;
- int vendor, device, revision;
-
- if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
- return -ENODEV;
-
- vendor = i2c_smbus_read_byte_data(client, ADT7470_REG_VENDOR);
- if (vendor != ADT7470_VENDOR)
- return -ENODEV;
-
- device = i2c_smbus_read_byte_data(client, ADT7470_REG_DEVICE);
- if (device != ADT7470_DEVICE)
- return -ENODEV;
-
- revision = i2c_smbus_read_byte_data(client, ADT7470_REG_REVISION);
- if (revision != ADT7470_REVISION)
- return -ENODEV;
-
- strlcpy(info->type, "adt7470", I2C_NAME_SIZE);
-
- return 0;
-}
-
-static int adt7470_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
-{
- struct adt7470_data *data;
- int err;
-
- data = kzalloc(sizeof(struct adt7470_data), GFP_KERNEL);
- if (!data) {
- err = -ENOMEM;
- goto exit;
- }
-
- data->num_temp_sensors = -1;
- data->auto_update_interval = AUTO_UPDATE_INTERVAL;
-
- i2c_set_clientdata(client, data);
- mutex_init(&data->lock);
-
- dev_info(&client->dev, "%s chip found\n", client->name);
-
- /* Initialize the ADT7470 chip */
- adt7470_init_client(client);
-
- /* Register sysfs hooks */
- data->attrs.attrs = adt7470_attr;
- err = sysfs_create_group(&client->dev.kobj, &data->attrs);
- if (err)
- goto exit_free;
-
- data->hwmon_dev = hwmon_device_register(&client->dev);
- if (IS_ERR(data->hwmon_dev)) {
- err = PTR_ERR(data->hwmon_dev);
- goto exit_remove;
- }
-
- init_completion(&data->auto_update_stop);
- data->auto_update = kthread_run(adt7470_update_thread, client,
- dev_name(data->hwmon_dev));
- if (IS_ERR(data->auto_update)) {
- err = PTR_ERR(data->auto_update);
- goto exit_unregister;
- }
-
- return 0;
-
-exit_unregister:
- hwmon_device_unregister(data->hwmon_dev);
-exit_remove:
- sysfs_remove_group(&client->dev.kobj, &data->attrs);
-exit_free:
- kfree(data);
-exit:
- return err;
-}
-
-static int adt7470_remove(struct i2c_client *client)
-{
- struct adt7470_data *data = i2c_get_clientdata(client);
-
- kthread_stop(data->auto_update);
- wait_for_completion(&data->auto_update_stop);
- hwmon_device_unregister(data->hwmon_dev);
- sysfs_remove_group(&client->dev.kobj, &data->attrs);
- kfree(data);
- return 0;
-}
-
-module_i2c_driver(adt7470_driver);
-
-MODULE_AUTHOR("Darrick J. Wong <djwong@us.ibm.com>");
-MODULE_DESCRIPTION("ADT7470 driver");
-MODULE_LICENSE("GPL");
--
cgit